/**
 *    Copyright 2009-2015 the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
/**
 * JDBC transaction.
 * MyBatis中的JDBC事务模块包括两个部分，分别为JDBC事务工厂和JDBC事务，
 * 整个事务模块采用的是抽象工厂模式，那么对应于每一项具体的事务处理模
 * 块必然拥有自己的事务工厂，事务模块实例通过事务工厂来创建（事务工厂
 * 将具体的事务实例的创建封装起来）。
 */
package org.apache.ibatis.transaction.jdbc;
